Provider Profile
Listed in the NPI registry as a professional counselor, Crystal Boyles, LMHC, LPCC practices in Waterloo, IA. Crystal is also listed as specializing in mental health counselor. According to Medicare claims data, Crystal cared for 71 Medicare patients across 172 services. The services billed most often include psychotherapy, 30 minutes, psychiatric diagnostic evaluation, and psychotherapy, 45 minutes.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
7422 INDEPENDENCE AVE
Waterloo, IA 50703
Within Professional Counselor generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Abuse & Trauma
Addiction & Habits
Addictions & Habits
Anxiety & Fears
Behavioral Health
Eating & Body Image
Grief & Loss
Life Stages & Transitions
Life Transitions
Mood & Emotional Health
Mood & Hormones
Personality & Identity
Relationships
Sleep
Stress & Burnout
Work & Career
Most searched procedures
Behavioral Techniques
Behavioral Therapy
Coaching & Skill Building
Counseling Formats
Creative Arts Therapies
Evaluations
Experiential Therapies
Integrative Therapies
Psychotherapy
Relationship Counseling
Somatic & Body-Based
Specialized Counseling
Specialized Modalities
Trauma Therapies
172 services · 71 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Psychotherapy, 30 minutes | Treatment | 90832 |
131 | More often than most peers in Professional Counselor |
| Psychiatric diagnostic evaluation | Treatment | 90791 |
25 | More often than most peers in Professional Counselor |
| Psychotherapy, 45 minutes | Treatment | 90834 |
16 | Less often than most peers in Professional Counselor |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Crystal Boyles, LMHC is a professional counselor in Waterloo, IA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Crystal Boyles, LMHC is listed at 7422 Independence Ave, Waterloo, IA 50703. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (319) 529-9913. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Crystal Boyles, LMHC's National Provider Identifier is 1922605948. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Crystal Boyles, LMHC has 6+ years experience. Registered with an NPI since 2020. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
According to Medicare billing data, Crystal Boyles, LMHC provides treatments such as psychotherapy, 30 minutes and psychiatric diagnostic evaluation. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Crystal Boyles, LMHC. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.